20538182

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1279}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 37355520

約数和(自身を除く): 16817338

約数列:

[1, 2, 7, 14, 31, 37, 62, 74, 217, 259, 434, 518, 1147, 1279, 2294, 2558, 8029, 8953, 16058, 17906, 39649, 47323, 79298, 94646, 277543, 331261, 555086, 662522, 1467013, 2934026, 10269091, 20538182]

約数ペア:

[(1, 20538182), (2, 10269091), (7, 2934026), (14, 1467013), (31, 662522), (37, 555086), (62, 331261), (74, 277543), (217, 94646), (259, 79298), (434, 47323), (518, 39649), (1147, 17906), (1279, 16058), (2294, 8953), (2558, 8029)]